A randomized 25 question test from a pool of 761 questions, good luck!
Which one is best described as connecting the input signal of a device, with the output of the converter itself?
CSMA/CD is used as an access method that uses constructive interference detection for any data collisions. Which of the OSI layers does this detection occur on?
In the unbalanced signal transmission system, which answer best represents the number 4?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter within the set range?
Which of the messaging types below is best described as independent communication with the scanner module initiated by the properly configured field device?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?
Which of the answers below best describes the OSI layers that a HART certified is not compliant with?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that allows for a data connection to other networks, or RTUs and PLCs?
Which of the answers below best represents the recommended standard that uses an end device circuit to provide the character framing?
CSMA/CD is used as an access method that uses constructive interference detection for any data collisions. Which of the OSI layers does this detection occur on?
Because if the inherent nature of the hybrid communication, which of the communication methods below cannot be used with a hybrid transmissions?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet input memory location?
Which of the network components below combines two or more smaller networks working within the ISO physical and data layers?
Proprietary communication protocols have several advantages. Which of the answers provided below represents one that is not an advantage?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "B"?
IPv4 addresses are expressed in four components. Which of the terms below is used to name those four components?
Sometimes a controller module cannot execute the logic that is required. Which of the subsystems below would be able to execute this logic?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as having the operators access the various HMI subsystems to interact with a process control system?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using multicast and peer-to-peer communication?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a holding register to the slave device
Which of the answers below is not an advantage of digital communications to field devices?
Data communication in a DCS takes the form of various networks. Which of the networks below connect servers that share control data over redundant networks?
Which of the network components below would commonly be used as a protocol converter and communication signal converter?
Which of the answers below is best described as the protocol that first made use of CIP?
Model based network devices are at the user level of Ethernet/IP. Information of a devices type and classification would be contained in which of the text files below?